Ice skateboard



FIG. 1 is a bottom perspective view of the invention with three runners;

FIG. 2 is a right side view of the invention which is a mirror image of the left side view of the invention;

FIG. 3 is a front view of the invention which is a mirror image of the back view of the invention;

FIG. 4 is a top view of the invention; and,

FIG. 5 is a bottom view of the invention. 

The ornamental design for a ice skateboard, as shown and described. 